Book excerpt: From the New York Times and USA Today bestselling author of The Alice Network and The Diamond Eye comes a historical saga about obsession, betrayal, and destiny. Sabina may be Empress of Rome, but she still stands poised on a knife’s edge. She must keep the peace between two deadly enemies: her husband Hadrian, Rome’s brilliant and sinister Emperor; and battered warrior Vix, her first love. But Sabina is guardian of a deadly secret: Vix’s beautiful son Antinous has become the Emperor’s latest obsession. Empress and Emperor, father and son will spin in a deadly dance of passion, betrayal, conspiracy, and war. As tragedy sends Hadrian spiraling into madness, Vix and Sabina form a last desperate pact to save the Empire. But ultimately, the fate of Rome lies with an untried girl, a spirited redhead who may just be the next Lady of the Eternal City....